借助于装有玻璃视窗的可视化啮合同向双螺杆挤出机，对高密度聚乙烯(HDPE)颗粒在螺纹元件组合中的熔融过程进行了研究。

Extrusion of HDPE pellets in flight elements combination is studied by visualized co rotating twin screw extruder. Results show that pellets have little deformation in flight elements combination.

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寻找符号结果视窗会在搜寻时于浏览的范围内显示元件的结果。

Find Symbol results window displays results from the components in the browsing scope at the time of the search.

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